---
libavcodec/aac.h | 1 +
libavcodec/aacdec.c | 50 ++++++++++++++++++++++++++++----------------------
2 files changed, 29 insertions(+), 22 deletions(-)
diff --git a/libavcodec/aac.h b/libavcodec/aac.h
index 0653f81..30491fe 100644
--- a/libavcodec/aac.h
+++ b/libavcodec/aac.h
@@ -251,6 +251,7 @@ typedef struct {
*/
typedef struct {
AVCodecContext *avctx;
+ AVFrame frame;
MPEG4AudioConfig m4ac;
diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
index 1015030..39cd889 100644
--- a/libavcodec/aacdec.c
+++ b/libavcodec/aacdec.c
@@ -646,6 +646,9 @@ static av_cold int aac_decode_init(AVCodecContext *avctx)
cbrt_tableinit();
+ avcodec_get_frame_defaults(&ac->frame);
+ avctx->coded_frame = &ac->frame;
+
return 0;
}
@@ -2113,12 +2116,12 @@ static int parse_adts_frame_header(AACContext *ac,
GetBitContext *gb)
}
static int aac_decode_frame_int(AVCodecContext *avctx, void *data,
- int *data_size, GetBitContext *gb)
+ int *got_frame_ptr, GetBitContext *gb)
{
AACContext *ac = avctx->priv_data;
ChannelElement *che = NULL, *che_prev = NULL;
enum RawDataBlockType elem_type, elem_type_prev = TYPE_END;
- int err, elem_id, data_size_tmp;
+ int err, elem_id;
int samples = 0, multiplier, audio_found = 0;
if (show_bits(gb, 12) == 0xfff) {
@@ -2222,24 +2225,26 @@ static int aac_decode_frame_int(AVCodecContext *avctx,
void *data,
avctx->frame_size = samples;
}
- data_size_tmp = samples * avctx->channels *
- av_get_bytes_per_sample(avctx->sample_fmt);
- if (*data_size < data_size_tmp) {
- av_log(avctx, AV_LOG_ERROR,
- "Output buffer too small (%d) or trying to output too many
samples (%d) for this frame.\n",
- *data_size, data_size_tmp);
- return -1;
- }
- *data_size = data_size_tmp;
-
if (samples) {
+ /* get output buffer */
+ ac->frame.nb_samples = samples;
+ if ((err = avctx->get_buffer(avctx, &ac->frame)) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+ return err;
+ }
+
if (avctx->sample_fmt == AV_SAMPLE_FMT_FLT)
- ac->fmt_conv.float_interleave(data, (const float
**)ac->output_data,
+ ac->fmt_conv.float_interleave((float *)ac->frame.data[0],
+ (const float **)ac->output_data,
samples, avctx->channels);
else
- ac->fmt_conv.float_to_int16_interleave(data, (const float
**)ac->output_data,
+ ac->fmt_conv.float_to_int16_interleave((int16_t
*)ac->frame.data[0],
+ (const float
**)ac->output_data,
samples, avctx->channels);
+
+ *(AVFrame *)data = ac->frame;
}
+ *got_frame_ptr = !!samples;
if (ac->output_configured && audio_found)
ac->output_configured = OC_LOCKED;
@@ -2248,7 +2253,7 @@ static int aac_decode_frame_int(AVCodecContext *avctx,
void *data,
}
static int aac_decode_frame(AVCodecContext *avctx, void *data,
- int *data_size, AVPacket *avpkt)
+ int *got_frame_ptr, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
@@ -2259,7 +2264,7 @@ static int aac_decode_frame(AVCodecContext *avctx, void
*data,
init_get_bits(&gb, buf, buf_size * 8);
- if ((err = aac_decode_frame_int(avctx, data, data_size, &gb)) < 0)
+ if ((err = aac_decode_frame_int(avctx, data, got_frame_ptr, &gb)) < 0)
return err;
buf_consumed = (get_bits_count(&gb) + 7) >> 3;
@@ -2286,6 +2291,7 @@ static av_cold int aac_decode_close(AVCodecContext *avctx)
ff_mdct_end(&ac->mdct);
ff_mdct_end(&ac->mdct_small);
ff_mdct_end(&ac->mdct_ltp);
+
return 0;
}
@@ -2481,8 +2487,8 @@ static int read_audio_mux_element(struct LATMContext
*latmctx,
}
-static int latm_decode_frame(AVCodecContext *avctx, void *out, int *out_size,
- AVPacket *avpkt)
+static int latm_decode_frame(AVCodecContext *avctx, void *out,
+ int *got_frame_ptr, AVPacket *avpkt)
{
struct LATMContext *latmctx = avctx->priv_data;
int muxlength, err;
@@ -2504,7 +2510,7 @@ static int latm_decode_frame(AVCodecContext *avctx, void
*out, int *out_size,
if (!latmctx->initialized) {
if (!avctx->extradata) {
- *out_size = 0;
+ *got_frame_ptr = 0;
return avpkt->size;
} else {
if ((err = decode_audio_specific_config(
@@ -2522,7 +2528,7 @@ static int latm_decode_frame(AVCodecContext *avctx, void
*out, int *out_size,
return AVERROR_INVALIDDATA;
}
- if ((err = aac_decode_frame_int(avctx, out, out_size, &gb)) < 0)
+ if ((err = aac_decode_frame_int(avctx, out, got_frame_ptr, &gb)) < 0)
return err;
return muxlength;
@@ -2552,7 +2558,7 @@ AVCodec ff_aac_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) {
AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_NONE
},
- .capabilities = CODEC_CAP_CHANNEL_CONF,
+ .capabilities = CODEC_CAP_CHANNEL_CONF | CODEC_CAP_DR1,
.channel_layouts = aac_channel_layout,
};
@@ -2573,6 +2579,6 @@ AVCodec ff_aac_latm_decoder = {
.sample_fmts = (const enum AVSampleFormat[]) {
AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_NONE
},
- .capabilities = CODEC_CAP_CHANNEL_CONF,
+ .capabilities = CODEC_CAP_CHANNEL_CONF | CODEC_CAP_DR1,
.channel_layouts = aac_channel_layout,
};
--
1.7.1
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